His principal work, De Motu Stellarum, was published at Nuremberg in 1537 by Melanchthon, in a blundering Latin translation by Plato Tiburtinus (fl.
Halley supplies corrections to some of the observations recorded in De Motu Stellarum.
Other philosophical works by Proclus are /roL X ELwoLS 4VO K 7 ti 7 HEpi KLV 7) Uews (Institutio physica sive De motu, a compendium of the last five books of Aristotle's IIEpt qu6LK?7s aKpoaaEWS, De physica auscultatione), and De providentia et fato, Decem dubitationes circa providentiann, De malorum subsistentia, known only by the Latin translation of William of Moerbeke (archbishop of Corinth, 1277-1281), who also translated the JTOtX€LW cs 9EoaoyLK17 into Latin.
Baldassare Cossa, now as humble and resigned as he had before been energetic and tenacious, on his transference to the castle of Rudolfzell admitted the wrong which he had done by his flight, refused to bring forward anything in his defence, acquiesced entirely in the judgment of the council which he declared to be infallible, and finally, as an extreme precaution, ratified motu proprio the sentence of deposition, declaring that he freely and willingly renounced any rights which he might still have in the papacy.
Besides the works already enumerated, it contained the Sermones de motu gravium composed at Pisa between 1589 and 1591; his letters to his friends, with many of their replies, as well as several of the essays of his scientific opponents; his laudatory comments on the Orlando Furioso, and depreciatory notes on the Gerusalemme Liberata, some stanzas and sonnets of no great merit, together with the sketch of a comedy; finally, a reprint of Viviani's Life, with valuable notes and corrections.